TMDS442PNPR

{
  "slug": "tmds442pnpr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Interface - Specialized, LQFP-128(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "tmds442pnpr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tmds442pnpr.kicad_sym",
    "tmds442pnpr.kicad_mod",
    "tmds442pnpr.glb",
    "tmds442pnpr.step",
    "tmds442pnpr.lbr",
    "docs/hero.png",
    "docs/tmds442pnpr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tmds442pnpr-hero.glb",
    "tmds442pnpr-hero.overlay.json"
  ],
  "component": {
    "mpn": "TMDS442PNPR",
    "manufacturer": "Texas Instruments",
    "package": "LQFP-128(14x14)",
    "pin_count": 128,
    "category": "Interface",
    "subcategory": "Interface - Specialized",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tmds442",
    "parts": {
      "symbol": "tmds442pnpr.kicad_sym",
      "footprint": "tmds442pnpr.kicad_mod",
      "model_3d": "tmds442pnpr-hero.glb",
      "model_3d_plain": "tmds442pnpr.glb",
      "model_3d_step": "tmds442pnpr-etched.step",
      "model_3d_step_plain": "tmds442pnpr.step",
      "lbr": "tmds442pnpr.lbr"
    },
    "distributor_links": {
      "lcsc": "C473346",
      "digikey": "296-21971-2-ND",
      "mouser": "595-TMDS442PNPR"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T01:34:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-21971-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TMDS442PNPR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "2",
        "name": "HPD1",
        "type": "output",
        "description": "Source port 1 hot plug detector output, pulled down internally so it stays low until a valid high is received."
      },
      {
        "number": "3",
        "name": "5V_PWR1",
        "type": "input",
        "description": "Source port 1 5-V power signal input, pulled down internally so it stays low until a valid high is received; absolute maximum 6 V."
      },
      {
        "number": "4",
        "name": "SDA1",
        "type": "bidirectional",
        "description": "Source port 1 DDC I2C data line, buffered by an I2C repeater that isolates bus capacitance; absolute maximum 6 V."
      },
      {
        "number": "5",
        "name": "SCL1",
        "type": "bidirectional",
        "description": "Source port 1 DDC I2C clock line, buffered by an I2C repeater that isolates bus capacitance; absolute maximum 6 V."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "7",
        "name": "B11",
        "type": "input",
        "description": "Source port 1 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "8",
        "name": "A11",
        "type": "input",
        "description": "Source port 1 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "9",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "10",
        "name": "B12",
        "type": "input",
        "description": "Source port 1 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "11",
        "name": "A12",
        "type": "input",
        "description": "Source port 1 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "12",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "13",
        "name": "B13",
        "type": "input",
        "description": "Source port 1 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "14",
        "name": "A13",
        "type": "input",
        "description": "Source port 1 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "15",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "16",
        "name": "B14",
        "type": "input",
        "description": "Source port 1 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "17",
        "name": "A14",
        "type": "input",
        "description": "Source port 1 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "18",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "19",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "20",
        "name": "GPIO0 (SA1)",
        "type": "bidirectional",
        "description": "GPIO0, used as SA1, the sink port 1 source selector control."
      },
      {
        "number": "21",
        "name": "GPIO1 (SB1)",
        "type": "bidirectional",
        "description": "GPIO1, used as SB1, the sink port 1 source selector control."
      },
      {
        "number": "22",
        "name": "GPIO2 (/OE1)",
        "type": "bidirectional",
        "description": "GPIO2, used as /OE1, the sink port 1 TMDS output enable."
      },
      {
        "number": "23",
        "name": "GPIO3 (I2CEN1)",
        "type": "bidirectional",
        "description": "GPIO3, used as I2CEN1, the sink port 1 DDC I2C output enable."
      },
      {
        "number": "24",
        "name": "GPIO4 (PRE1)",
        "type": "bidirectional",
        "description": "GPIO4, used as PRE1, the sink port 1 TMDS AC de-emphasis mode selector."
      },
      {
        "number": "25",
        "name": "GPIO5 (SA2)",
        "type": "bidirectional",
        "description": "GPIO5, used as SA2, the sink port 2 source selector control."
      },
      {
        "number": "26",
        "name": "GPIO6 (SB2)",
        "type": "bidirectional",
        "description": "GPIO6, used as SB2, the sink port 2 source selector control."
      },
      {
        "number": "27",
        "name": "GPIO7 (/OE2)",
        "type": "bidirectional",
        "description": "GPIO7, used as /OE2, the sink port 2 TMDS output enable."
      },
      {
        "number": "28",
        "name": "GPIO8 (I2CEN2)",
        "type": "bidirectional",
        "description": "GPIO8, used as I2CEN2, the sink port 2 DDC I2C output enable."
      },
      {
        "number": "29",
        "name": "GPIO9 (PRE2)",
        "type": "bidirectional",
        "description": "GPIO9, used as PRE2, the sink port 2 TMDS AC de-emphasis mode selector."
      },
      {
        "number": "30",
        "name": "GPIO10 (SP)",
        "type": "bidirectional",
        "description": "GPIO10, used as SP, the sink priority selector."
      },
      {
        "number": "31",
        "name": "GE",
        "type": "input",
        "description": "GPIO enable: low selects the local I2C pins as active with GPIO pins high impedance; high selects GPIO pins as active with local I2C pins high impedance."
      },
      {
        "number": "32",
        "name": "OVS",
        "type": "bidirectional",
        "description": "GPIO11, used as OVS, the SCL_SINK/SDA_SINK output voltage select."
      },
      {
        "number": "33",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "34",
        "name": "Y24",
        "type": "output",
        "description": "Sink port 2 TMDS positive output; high impedance when disabled."
      },
      {
        "number": "35",
        "name": "Z24",
        "type": "output",
        "description": "Sink port 2 TMDS negative output; high impedance when disabled."
      },
      {
        "number": "36",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "37",
        "name": "Y23",
        "type": "output",
        "description": "Sink port 2 TMDS positive output; high impedance when disabled."
      },
      {
        "number": "38",
        "name": "Z23",
        "type": "output",
        "description": "Sink port 2 TMDS negative output; high impedance when disabled."
      },
      {
        "number": "39",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "40",
        "name": "Y22",
        "type": "output",
        "description": "Sink port 2 TMDS positive output; high impedance when disabled."
      },
      {
        "number": "41",
        "name": "Z22",
        "type": "output",
        "description": "Sink port 2 TMDS negative output; high impedance when disabled."
      },
      {
        "number": "42",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "43",
        "name": "Y21",
        "type": "output",
        "description": "Sink port 2 TMDS positive output; high impedance when disabled."
      },
      {
        "number": "44",
        "name": "Z21",
        "type": "output",
        "description": "Sink port 2 TMDS negative output; high impedance when disabled."
      },
      {
        "number": "45",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "46",
        "name": "SCL_SINK2",
        "type": "bidirectional",
        "description": "Sink port 2 DDC I2C clock line; absolute maximum 6 V."
      },
      {
        "number": "47",
        "name": "SDA_SINK2",
        "type": "bidirectional",
        "description": "Sink port 2 DDC I2C data line; absolute maximum 6 V."
      },
      {
        "number": "48",
        "name": "5V_SINK2",
        "type": "output",
        "description": "Sink port 2 5-V power indicator output, pulled down internally so it stays low until a valid high is received."
      },
      {
        "number": "49",
        "name": "HPD_SINK2",
        "type": "input",
        "description": "Sink port 2 hot plug detector input; absolute maximum 6 V."
      },
      {
        "number": "50",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "51",
        "name": "VSADJ",
        "type": "input",
        "description": "TMDS compliant voltage swing control; set by an external resistor of 4.6 to 4.68 kΩ."
      },
      {
        "number": "52",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "53",
        "name": "Y14",
        "type": "output",
        "description": "Sink port 1 TMDS positive output; high impedance when disabled."
      },
      {
        "number": "54",
        "name": "Z14",
        "type": "output",
        "description": "Sink port 1 TMDS negative output; high impedance when disabled."
      },
      {
        "number": "55",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "56",
        "name": "Y13",
        "type": "output",
        "description": "Sink port 1 TMDS positive output; high impedance when disabled."
      },
      {
        "number": "57",
        "name": "Z13",
        "type": "output",
        "description": "Sink port 1 TMDS negative output; high impedance when disabled."
      },
      {
        "number": "58",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "59",
        "name": "Y12",
        "type": "output",
        "description": "Sink port 1 TMDS positive output; high impedance when disabled."
      },
      {
        "number": "60",
        "name": "Z12",
        "type": "output",
        "description": "Sink port 1 TMDS negative output; high impedance when disabled."
      },
      {
        "number": "61",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "62",
        "name": "Y11",
        "type": "output",
        "description": "Sink port 1 TMDS positive output; high impedance when disabled."
      },
      {
        "number": "63",
        "name": "Z11",
        "type": "output",
        "description": "Sink port 1 TMDS negative output; high impedance when disabled."
      },
      {
        "number": "64",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "65",
        "name": "SCL_SINK1",
        "type": "bidirectional",
        "description": "Sink port 1 DDC I2C clock line; absolute maximum 6 V."
      },
      {
        "number": "66",
        "name": "SDA_SINK1",
        "type": "bidirectional",
        "description": "Sink port 1 DDC I2C data line; absolute maximum 6 V."
      },
      {
        "number": "67",
        "name": "5V_SINK1",
        "type": "output",
        "description": "Sink port 1 5-V power indicator output, pulled down internally so it stays low until a valid high is received."
      },
      {
        "number": "68",
        "name": "HPD_SINK1",
        "type": "input",
        "description": "Sink port 1 hot plug detector input; absolute maximum 6 V."
      },
      {
        "number": "69",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "70",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "71",
        "name": "LC_A1",
        "type": "input",
        "description": "Local I2C address bit 1."
      },
      {
        "number": "72",
        "name": "LC_A0",
        "type": "input",
        "description": "Local I2C address bit 0."
      },
      {
        "number": "73",
        "name": "LC_SDA",
        "type": "bidirectional",
        "description": "Local I2C data line; control input LVTTL, absolute maximum 4 V."
      },
      {
        "number": "74",
        "name": "LC_SCL",
        "type": "bidirectional",
        "description": "Local I2C clock line; control input LVTTL, absolute maximum 4 V."
      },
      {
        "number": "75",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "76",
        "name": "HPD4",
        "type": "output",
        "description": "Source port 4 hot plug detector output."
      },
      {
        "number": "77",
        "name": "5V_PWR4",
        "type": "input",
        "description": "Source port 4 5-V power signal input; absolute maximum 6 V."
      },
      {
        "number": "78",
        "name": "SDA4",
        "type": "bidirectional",
        "description": "Source port 4 DDC I2C data line; absolute maximum 6 V."
      },
      {
        "number": "79",
        "name": "SCL4",
        "type": "bidirectional",
        "description": "Source port 4 DDC I2C clock line; absolute maximum 6 V."
      },
      {
        "number": "80",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "81",
        "name": "B41",
        "type": "input",
        "description": "Source port 4 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "82",
        "name": "A41",
        "type": "input",
        "description": "Source port 4 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "83",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "84",
        "name": "B42",
        "type": "input",
        "description": "Source port 4 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "85",
        "name": "A42",
        "type": "input",
        "description": "Source port 4 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "86",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "87",
        "name": "B43",
        "type": "input",
        "description": "Source port 4 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "88",
        "name": "A43",
        "type": "input",
        "description": "Source port 4 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "89",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "90",
        "name": "B44",
        "type": "input",
        "description": "Source port 4 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "91",
        "name": "A44",
        "type": "input",
        "description": "Source port 4 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "92",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "93",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "94",
        "name": "HPD3",
        "type": "output",
        "description": "Source port 3 hot plug detector output."
      },
      {
        "number": "95",
        "name": "5V_PWR3",
        "type": "input",
        "description": "Source port 3 5-V power signal input; absolute maximum 6 V."
      },
      {
        "number": "96",
        "name": "SDA3",
        "type": "bidirectional",
        "description": "Source port 3 DDC I2C data line; absolute maximum 6 V."
      },
      {
        "number": "97",
        "name": "SCL3",
        "type": "bidirectional",
        "description": "Source port 3 DDC I2C clock line; absolute maximum 6 V."
      },
      {
        "number": "98",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "99",
        "name": "B31",
        "type": "input",
        "description": "Source port 3 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "100",
        "name": "A31",
        "type": "input",
        "description": "Source port 3 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "101",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "102",
        "name": "B32",
        "type": "input",
        "description": "Source port 3 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "103",
        "name": "A32",
        "type": "input",
        "description": "Source port 3 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "104",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "105",
        "name": "B33",
        "type": "input",
        "description": "Source port 3 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "106",
        "name": "A33",
        "type": "input",
        "description": "Source port 3 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "107",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "108",
        "name": "B34",
        "type": "input",
        "description": "Source port 3 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "109",
        "name": "A34",
        "type": "input",
        "description": "Source port 3 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "110",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "111",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "112",
        "name": "HPD2",
        "type": "output",
        "description": "Source port 2 hot plug detector output."
      },
      {
        "number": "113",
        "name": "5V_PWR2",
        "type": "input",
        "description": "Source port 2 5-V power signal input; absolute maximum 6 V."
      },
      {
        "number": "114",
        "name": "SDA2",
        "type": "bidirectional",
        "description": "Source port 2 DDC I2C data line; absolute maximum 6 V."
      },
      {
        "number": "115",
        "name": "SCL2",
        "type": "bidirectional",
        "description": "Source port 2 DDC I2C clock line; absolute maximum 6 V."
      },
      {
        "number": "116",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "117",
        "name": "B21",
        "type": "input",
        "description": "Source port 2 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "118",
        "name": "A21",
        "type": "input",
        "description": "Source port 2 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "119",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "120",
        "name": "B22",
        "type": "input",
        "description": "Source port 2 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "121",
        "name": "A22",
        "type": "input",
        "description": "Source port 2 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "122",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "123",
        "name": "B23",
        "type": "input",
        "description": "Source port 2 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "124",
        "name": "A23",
        "type": "input",
        "description": "Source port 2 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "125",
        "name": "Vcc",
        "type": "power_in",
        "description": "Power supply, 3.0 V minimum to 3.6 V maximum (3.3 V nominal)."
      },
      {
        "number": "126",
        "name": "B24",
        "type": "input",
        "description": "Source port 2 TMDS negative input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "127",
        "name": "A24",
        "type": "input",
        "description": "Source port 2 TMDS positive input, with 50-Ω termination to VCC and 8-dB equalizer; differential input 150 to 1560 mVp-p, signaling up to 2.25 Gbps."
      },
      {
        "number": "128",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The terminal table lists SCL1 against pin 54, but pin 54 is Z14 in the same table (Z11-Z14 = 63,60,5; The terminal table gives no pin number for SDA1; pin 4 was inferred from the page-4 drawing sequence; GPIO pins are typed bidirectional because they are named GPIO, but the datasheet marks several as co"
        ],
        "pages_sent": 10,
        "cost_usd": 0.1539,
        "at": "2026-10-11T01:33:26"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tmds442",
        "pages": 47,
        "sha256": "fed1b169dc376f19",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 128,
        "described": 128,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tmds442pnpr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          16.0,
          16.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "7c58a84c7972bfb65ec57c1a8618dfc37e54897d86a32015ddb0c453a7af1827",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tmds442pnpr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          16.0,
          16.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "acd1f72cdc38bad7373bc6ef4dabb74f21ca72561a7c5f838a78156f7ac0976d",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}